Dictionary

fin

see also: Fin

Pronunciation

Noun

fin (plural fins)

(ichthyology) One of the appendages of a fish, used to propel itself and to manoeuvre/maneuver.
The fish's fins minimize water flow.
A similar appendage of a cetacean or other marine animal.
a dolphin's fin
A thin, rigid component of an aircraft, extending from the fuselage and used to stabilise and steer the aircraft.
The fin stabilises the plane in flight.
A similar structure on the tail of a bomb, used to help keep it on course.
A hairstyle, resembling the fin of a fish, in which the hair is combed and set into a vertical ridge along the top of the head from about the crown to the forehead.
A device worn by divers and swimmers on their feet.
The divers wore fins to swim faster.
An extending part on a surface of a radiator, engine, heatsink, etc., used to facilitate cooling.
A sharp raised edge (generally in concrete) capable of damaging a roof membrane or vapor retarder.

Synonyms

Translations

Translations

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Translations

Translations

Verb

fin (fins, present participle finning; past and past participle finned)

(transitive) To cut the fins from a fish, shark, etc.
(intransitive) (Of a fish) to swim with the dorsal fin above the surface of the water.
(intransitive) To swim in the manner of a fish.
A neutrally buoyant diver does not need to fin to maintain depth.
(transitive) To provide (a motor vehicle etc) with fins.

Noun

fin (plural fins)

(UK, formerly Australia, slang) a five-pound (£5) note; the sum of five pounds.
Synonyms: fiver
(US, slang) a five-dollar bill; the sum of five dollars.
Synonyms: fiver, Lincoln

Fin

Proper noun

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